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258364152 = 233223891753
BaseRepresentation
bin11110110011001…
…01001011111000
3200000011020222200
433121211023320
51012120123102
641345350200
76255026154
oct1731451370
9600136880
10258364152
111229268a2
1272638360
13416b07c7
1426456064
1517a3751c
hexf6652f8

258364152 has 96 divisors (see below), whose sum is σ = 738784800. Its totient is φ = 81404928.

The previous prime is 258364151. The next prime is 258364153. The reversal of 258364152 is 251463852.

258364152 is a `hidden beast` number, since 2 + 5 + 8 + 3 + 641 + 5 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (258364151) and next prime (258364153).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258364151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146508 + ... + 148260.

It is an arithmetic number, because the mean of its divisors is an integer number (7695675).

Almost surely, 2258364152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 258364152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369392400).

258364152 is an abundant number, since it is smaller than the sum of its proper divisors (480420648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

258364152 is a wasteful number, since it uses less digits than its factorization.

258364152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877 (or 1870 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 258364152 is about 16073.7099637887. The cubic root of 258364152 is about 636.9090477524.

The spelling of 258364152 in words is "two hundred fifty-eight million, three hundred sixty-four thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 23 24 36 46 69 72 89 92 138 178 184 207 267 276 356 414 534 552 712 801 828 1068 1602 1656 1753 2047 2136 3204 3506 4094 5259 6141 6408 7012 8188 10518 12282 14024 15777 16376 18423 21036 24564 31554 36846 40319 42072 49128 63108 73692 80638 120957 126216 147384 156017 161276 241914 312034 322552 362871 468051 483828 624068 725742 936102 967656 1248136 1404153 1451484 1872204 2808306 2902968 3588391 3744408 5616612 7176782 10765173 11233224 14353564 21530346 28707128 32295519 43060692 64591038 86121384 129182076 258364152